Home / 96,772.85-133,544.56-54,331.38

Finding the Fourth Proportional to 96,772.85, 133,544.56 and 54,331.38

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Solution

The fourth proportional to 96,772.85, 133,544.56 and 54,331.38 is: 74,976.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,772.85 : 133,544.56 = 54,331.38 : x
  2. Step 2: Convert to fraction form
    96,772.85/133,544.56 = 54,331.38/x
  3. Step 3: Cross multiply
    96,772.85x = 133,544.56 × 54,331.38
  4. Step 4: Simplify right side
    96,772.85x = 7,255,660,236.29
  5. Step 5: Solve for x
    x = 7,255,660,236.29/96,772.85
  6. Step 6: Final answer
    x = 74,976.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.